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A7503 Hmes filter holder or cap

A Codes

Also known as: HME holder, filter cap, housing

Heat and moisture exchange filter holder or cap for tracheostomy heat moisture exchanger systems.

In Plain Language

filter case; device holder; protective cap

Clinical Context

Used to hold heat and moisture exchange filter in tracheostomy breathing systems. Provides structural support for the filter during use.

RVU Information

CPT A7503 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.

Billing & Documentation

HCPCS A-codes cover medical supplies, equipment, and transport services. Documentation must establish medical necessity and include a physician order. For durable medical equipment (DME), a Certificate of Medical Necessity (CMN) or detailed written order may be required.

Specialties

Respiratory TherapyCritical CareNursing

Frequently Asked Questions

What is CPT code A7503?

CPT A7503 (Hmes filter holder or cap) is a A Codes code. Heat and moisture exchange filter holder or cap for tracheostomy heat moisture exchanger systems.

Does Medicare cover A7503?

Medicare coverage for A7503 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used to hold heat and moisture exchange filter in tracheostomy breathing systems. Provides structural support for the filter during use. A physician order is typically required.

When is CPT A7503 used?

Used to hold heat and moisture exchange filter in tracheostomy breathing systems. Provides structural support for the filter during use.

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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.